Premium Iridium Spark Plug – High Performance & Durability
Engineered with ultra-fine iridium alloy center electrode for superior conductivity and extended lifespan. Precision laser welding ensures consistent spark energy, reducing misfires and improving fuel efficiency.
Exact Fit & Reliable Compatibility
Direct replacement for NGK TR55GP 3403, meeting OEM specifications. Ideal for automotive, marine, and small engine applications.
Optimized for High-Demand Use
Enhanced heat dissipation design prevents fouling under heavy loads. Perfect for racing, towing, or daily commuting.
Wholesale Advantage – Bulk Order Savings
Global supplier with factory-direct pricing. Stock up for fleets, repair shops, or resale with unbeatable bulk discounts.
Quality Assurance
Rigorously tested for performance under extreme conditions. Backed by industry-leading warranty.